#-*- coding:UTF-8 -*-
'''
Created on 2013-6-7

@author: hanjiewu
'''
#生产者消费者问题
from random import randint
from time import sleep
from Queue import Queue
from chpater18_3 import MyThread

def writeQ(queue):
    print 'producing object for Q...'
    queue.put('xxx', 1)
    print 'size now', queue.qsize()
def readQ(queue):
    val = queue.get(1)
    print 'consumed object from Q... size now',\
    queue.qsize()

def writer(queue, loops):
    for i in range(loops):
        writeQ(queue)
        sleep(randint(1, 3))
def reader(queue, loops):
    for i in range(loops):
        readQ(queue)
        sleep(randint(2, 5))
funcs = [writer, reader]
nfuncs = range(len(funcs))

def main():
    nloops = randint(2, 5)
    q = Queue(32)
    threads = []
    for i in nfuncs:
        t = MyThread(funcs[i], (q, nloops), funcs[i].__name__)
        threads.append(t)
    for i in nfuncs:
        threads[i].start()
        
    for i in nfuncs:
        threads[i].join()
    print 'all DONE'
    
if __name__ == '__main__':
    main()
    